40417126257 has 16 divisors (see below), whose sum is σ = 56409943680. Its totient is φ = 25691922432.

The previous prime is 40417126241. The next prime is 40417126271. The reversal of 40417126257 is 75262171404.

It is not a de Polignac number, because 40417126257 - 2⁴ = 40417126241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40417126237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 902032 + ... + 945777.

It is an arithmetic number, because the mean of its divisors is an integer number (3525621480).

Almost surely, 2^40417126257 is an apocalyptic number.

It is an amenable number.

40417126257 is a deficient number, since it is larger than the sum of its proper divisors (15992817423).

40417126257 is a wasteful number, since it uses less digits than its factorization.

40417126257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1848152.

The product of its (nonzero) digits is 94080, while the sum is 39.

The spelling of 40417126257 in words is "forty billion, four hundred seventeen million, one hundred twenty-six thousand, two hundred fifty-seven".